package com.sky.handler;

import com.sky.constant.MessageConstant;
import com.sky.exception.BaseException;
import com.sky.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(BaseException ex){
        log.error("异常信息：{}", ex.getMessage());
        return Result.error(ex.getMessage());
    }

/**
 * 处理sql异常
 */

@ExceptionHandler
public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
    //报错出现的姓名重复信息处理
   String message =ex.getMessage();
   if(message.contains("Duplicate entry")){
       String[] split =message.split( "");
       String username=split[2];
       String msg=username+ MessageConstant.ALREADY_EXISTS;
       return  Result.error(msg);

   }else{
       return Result.error(MessageConstant.UNKNOWN_ERROR);
   }

}



}
